1640247639 is an odd 10-digits composite number following 1640247638
and preceding 1640247640 . In scientific notation, it is written as 1.640247639 × 10^9.
The sum of its digits is 42. It has a total of 3 prime factors and 8 positive divisors.
There are 1092671736 positive integers (up to 1640247639) that are relatively prime to 1640247639.
1640247639 has 8 divisors, whose sum is 2188650240
The reverse of 1640247639 is 9367420461
Previous prime number is 1327
Is Prime? no
Number parity odd
Number length 10
Sum of Digits 42
Digital Root 6
Name
one billion six hundred forty million two hundred forty-seven thousand six hundred thirty-nine
Scientific notation
1.640247639 × 10^9
Engineering notation
1.640247639 × 10^9
Prime Factorization
3 × 1327 × 412019
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
1640247639
Product of the distinct prime numbers
The prime factorization of 1640247639 is 3 × 1327 × 412019.
Since it has a total of 3 prime factors.
10 , 3 , 11 , 95 , 916 , 479 , 136 , 227 , 52889 , 12378 , 325424 , 888032 , 5098008 , 8089814 , 84379530 , 89232238 , 643604544 , 775654591 , 4303066094 , 8693979675
n×2
3280495278
n×3
4920742917
n×4
6560990556
n×5
8201238195
n÷2
820123819.5
n÷3
546749213
n÷3
410061909.75
n÷5
328049527.8
n2
2690412317245074321
n3
4.4129424512978E+27
n4
7.238318436784E+36
n5
1.1872634726265E+46
2 √n
40499.970851841
3 √n
1179.3330615437
4 √n
201.24604555579
5 √n
69.659745631182
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-1640247638
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
1
Returns the nth root of the product of n divisors
H
Harmonic Mean
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 1640247639 can be divided by 8 positive divisors.
The sum of these divisors (counting 1640247639) is 1, the average is 0.125.
Base
System
Value
2
Binary
1100001110001000011000101010111
3
Ternary
11020022102012202120
4
Quaternary
1201301003011113
5
Quinary
11324400411024
6
Senary
430432111023
8
Octal
14161030527
10
Decimal
1640247639
12
Duodecimal
399395473
16
Hexadecimal
61c43157
20
Vigesimal
15cbaj1j
36
Base36
r4k76f
md5
1918de8c95ea1637ae355079ca9b7f45
sha1
17d956ecd6bc54a4613c3e0be1484188e82fad17
sha256
01e8a2a1ef096adeda7ad29665383fc14ca06e3699fd51766bacc68b2f6d2be2
sha512
0b21700ce28fabae388def8cf33b9ef7398f56422d3e01f0b48483b7abf999c06be32ed12cbf4a43e27d0964f7bd717be9b9327f04cc5723c768303891f7ea52
ripemd-160
ba2f74dedc82cde13999842f0883fdc338b32aa1
Diameter
3280495278
Circumference
10305979865.501
Area
8.4521795709846E+18
Volume
1.8484890114282E+28
Surface area
3.3808718283938E+19
Circumference
10305979865.501
Perimeter
6560990556
Area
2690412317245074321
Diagonal
2319660456.7242
Surface area
1.614247390347E+19
Volume
4.4129424512978E+27
Space diagonal
2840992247.7429
Perimeter
4920742917
Area
1.1649827066944E+18
Altitude
1420496123.8714
Surface area
1.1649827066944E+18
Volume
5.200702553831E+26
Height
773220152.24142